CN217202135U

CN217202135U - Electric heating evaporator for small-batch wastewater concentration treatment

Info

Publication number: CN217202135U
Application number: CN202220831600.2U
Authority: CN
Inventors: 侯溪; 马兴均; 刘宇昊; 杨飞; 刘兵; 梁磊; 谭川; 李彦佳
Original assignee: Sichuan Gulitie Environmental Protection Engineering Co ltd
Current assignee: Sichuan Gulitie Environmental Protection Engineering Co ltd
Priority date: 2022-04-08
Filing date: 2022-04-08
Publication date: 2022-08-16
Anticipated expiration: 2032-04-08

Abstract

The utility model relates to the technical field of wastewater treatment equipment, and discloses an electric heating evaporator for small-batch wastewater concentration treatment, which comprises an evaporation tank, a stirring mechanism, a half-pipe jacket and at least one electric heating rod; the evaporating pot comprises a pot body, an upper end enclosure and a lower end enclosure, wherein the upper end enclosure is provided with a feed inlet, and the lower end enclosure is provided with a concentrated solution outlet; the stirring mechanism is arranged on the upper end enclosure and is used for stirring the wastewater in the tank body; the half-pipe jacket is arranged on the outer wall of the tank body, and the air inlet end of the half-pipe jacket is butted with a steam outlet on the upper seal head through a steam pipeline; the electric heating rod is inserted into the tank body through the upper end enclosure and is used for heating and evaporating the wastewater in the tank body. The utility model provides a current electric heating evaporimeter heating evaporation inefficiency problem.

Description

Electric heating evaporator for small-batch wastewater concentration treatment

Technical Field

The utility model relates to a waste water treatment equipment technical field specifically indicates an electric heating evaporimeter that is used for concentrated processing of small batch volume waste water.

Background

In the chemical industry, a large amount of water is used in the aspects of production, rinsing, cooling and the like, which means that a large amount of wastewater containing various pollutants with high concentration is generated in the industry. For environmental protection purposes, these waste waters need to be treated in internal systems before they can be discharged to public sewerage systems or rivers, lakes and oceans.

Aiming at the characteristics of high salinity, high concentration and the like of chemical organic wastewater, based on the principle of evaporative concentration crystallization, an electric heating evaporator is often adopted for wastewater treatment in industry. The electric heating evaporator is used for concentrating and crystallizing organic wastewater through evaporation, separating salt in the concentrated solution, then recovering the organic wastewater through a salt collector, drying and recovering or incinerating the concentrated solution, and treating the evaporated condensed water through subsequent biochemical treatment, so that the standard of wastewater discharge can be realized.

However, the existing electric heating evaporator has the problem of low heating evaporation efficiency.

SUMMERY OF THE UTILITY MODEL

Based on above technical problem, the utility model provides an electric heating evaporimeter for concentrated processing of small batch volume waste water has solved the problem that current electric heating evaporimeter heating evaporation efficiency is low.

For solving the above technical problem, the utility model discloses a technical scheme as follows:

an electric heating evaporator for small-batch wastewater concentration treatment comprises an evaporation tank, a stirring mechanism, a half-pipe jacket and at least one electric heating rod; the evaporating pot comprises a pot body, an upper end enclosure and a lower end enclosure, wherein the upper end enclosure is provided with a feed inlet, and the lower end enclosure is provided with a concentrated solution outlet; the stirring mechanism is arranged on the upper end enclosure and is used for stirring the wastewater in the tank body; the half-pipe jacket is arranged on the outer wall of the tank body, and the air inlet end of the half-pipe jacket is butted with a steam outlet on the upper seal head through a steam pipeline; the electric heating rod is inserted into the tank body through the upper end enclosure and is used for heating and evaporating the wastewater in the tank body.

Furthermore, the upper end enclosure is a flat end enclosure, and the lower end enclosure is an elliptical end enclosure.

Further, the stirring mechanism comprises a stirring motor and a stirring paddle; the stirring motor is fixedly arranged on the upper end enclosure; the stirring paddle is connected with the driving of the stirring motor, and the stirring paddle penetrates through the upper end enclosure and extends into the inner cavity of the tank body.

Further, the stirring paddle comprises a rotating shaft, and an upper layer of paddle and a lower layer of paddle are installed on the rotating shaft at intervals.

Furthermore, the upper layer of blades are three-blade variable cross-section propellers, and the lower layer of blades are flat blade disc turbines.

Furthermore, a stirring motor is transversely arranged on the upper end enclosure through a mounting bracket, an output shaft of the stirring motor is in driving connection with an input end of a speed reducer, and an output end of the speed reducer is in driving connection with a stirring paddle.

Furthermore, be equipped with a plurality of ear formula supports on jar side wall, ear formula support encircles jar equidistant distribution of body.

Furthermore, a steam-water separator is arranged on the steam pipeline.

Furthermore, the air outlet end of the half-pipe jacket is connected with a condenser.

Furthermore, install manometer, level gauge and thermometer on the upper cover, the manometer is used for measuring jar internal pressure, and the level gauge is used for measuring the liquid level of jar internal waste water, and the thermometer is used for measuring the temperature of jar internal waste water.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses a set up rabbling mechanism and half pipe clamp cover, utilize the rabbling mechanism to stir the abundant transmission of messenger's heat to waste water in the evaporating pot, and utilize steam heat to heat the evaporating pot through half pipe clamp cover to this heating efficiency who improves the evaporating pot, thereby improves waste water concentration efficiency.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the invention without limiting the invention. Wherein:

FIG. 1 is a schematic diagram of the structure of an electric heating evaporator for small-batch wastewater concentration treatment.

FIG. 2 is a schematic view of the structure of the half-pipe jacket and the tank assembly.

Fig. 3 is a schematic structural view of the stirring mechanism.

Wherein, 1 upper cover, 2 low head, 3 jar bodies, 4 half pipe jacket, 5 bolts, 6 rabbling mechanisms, 61 agitator motor, 62 upper paddle, 63 lower paddle, 7 ear formula supports.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions of the embodiments of the present application will be clearly and completely described below with reference to the drawings of the embodiments of the present application. It should be apparent that the described embodiments are only some of the embodiments of the present application, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the described embodiments of the application without any inventive step, are within the scope of protection of the application.

Unless defined otherwise, technical or scientific terms used herein shall have the ordinary meaning as understood by one of ordinary skill in the art to which this application belongs. As used in this application, the terms "first," "second," and the like do not denote any order, quantity, or importance, but rather are used to distinguish one element from another. The word "comprising" or "comprises", and the like, means that the element or item listed before the word covers the element or item listed after the word and its equivalents, but does not exclude other elements or items. The terms "connected" or "coupled" and the like are not restricted to physical or mechanical connections, but may include electrical connections, whether direct or indirect. "upper", "lower", "left", "right", and the like are used merely to indicate relative positional relationships, and when the absolute position of the object being described is changed, the relative positional relationships may also be changed accordingly.

Fig. 1 to 3 are schematic structural views of an electric heating evaporator for small-batch wastewater concentration treatment according to some embodiments of the present application, and the electric heating evaporator for small-batch wastewater concentration treatment according to the present application will be described below with reference to fig. 1 to 3. It should be noted that fig. 1-3 are only examples and are not intended to limit the specific shape and structure of the electric heating evaporator for small-batch wastewater concentration treatment.

Referring to fig. 1-2, in some embodiments, an electric heating evaporator for small-batch wastewater concentration treatment comprises an evaporation tank, a stirring mechanism 6, a half-pipe jacket 4 and at least one electric heating rod; the evaporating pot comprises a pot body 3, an upper end enclosure 1 and a lower end enclosure 2, wherein a feed inlet is formed in the upper end enclosure 1, and a concentrated solution outlet is formed in the lower end enclosure 2; the stirring mechanism 6 is arranged on the upper end enclosure 1 and is used for stirring the wastewater in the tank body 3; the half-pipe jacket 4 is arranged on the outer wall of the tank body 3, and the air inlet end of the half-pipe jacket 4 is butted with a steam outlet on the upper seal head 1 through a steam pipeline; the electric heating rod is inserted into the tank body 3 through the upper end enclosure 1 and is used for heating and evaporating the wastewater in the tank body 3.

In the embodiment, the wastewater is filled into the evaporation tank through the feed inlet by the water feeding pump, the evaporation tank is started to evaporate and concentrate after being fed to a specified liquid level height, the wastewater in the tank is heated by the electric heating rod, and the stirring motor 61 is started to stir so as to fully transfer heat; and (4) continuously supplementing the material after the liquid level in the evaporation tank is reduced to a set low liquid level, stopping heating and concentrating after the operation is carried out for a period of time to reach a set concentration multiple, and discharging the concentrated solution to a concentrated solution tank through a concentrated solution outlet.

The vaporized steam in the evaporating pot enters the half-pipe jacket 4 of the evaporating pot through a steam pipeline to further heat the evaporating pot, and secondary steam and a small amount of condensed water flowing out of the half-pipe jacket 4 flow into a condensed water tank.

Specifically, the contact part of the evaporation tank and the medium is made of S30408 stainless steel, so that the corrosion of the waste water to the container is effectively prevented, and the upper seal head 1, the lower seal head 2, the tank body 3, the pipe connecting flange and the like of the container are made of S30408 stainless steel.

Specifically, the electric heating rod is inserted into the evaporation tank through a heating interface arranged on the upper end enclosure 1 to heat the wastewater in the tank.

Preferably, the upper end enclosure 1 is a flat end enclosure, and the lower end enclosure 2 is an elliptical end enclosure.

Wherein, upper cover 1 passes through bolt 5 with jar body 3 and is connected, and lower head 2 passes through welded connection with jar body 3, and oval lower head 2 makes things convenient for the concentrate to discharge.

Preferably, a steam-water separator is arranged on the steam pipeline.

The steam-water separator is used for separating gas phase and liquid phase of steam, and the gas phase enters the half-pipe jacket 4 from a steam pipeline through the fan to heat the evaporating pot.

Preferably, the air outlet end of the half-pipe jacket 4 is connected with a condenser.

Wherein, the condenser can get into the condenser to the secondary steam and a small amount of comdenstion water that flow out from half pipe jacket 4, and the secondary steam liquefies in the condenser for improve the condensation effect to the secondary steam.

Preferably, install manometer, level gauge and thermometer on the upper cover 1, the manometer is used for measuring the internal pressure of jar body 3, and the level gauge is used for measuring the liquid level of jar interior waste water of body 3, and the thermometer is used for measuring the temperature of jar interior waste water of body 3.

Specifically, the installation interfaces of the pressure gauge, the liquid level meter and the thermometer are all arranged on the upper end enclosure 1.

Preferably, a plurality of ear type supports 7 are arranged on the side wall of the tank body 3, and the ear type supports 7 are distributed around the tank body 3 at equal intervals.

Wherein, the ear-type support 7 is used for preventing the stirring device from vibrating when the stirring device acts, so as to maintain the stability of the evaporating pot.

Referring to fig. 3, in some embodiments, the stirring mechanism 6 includes a stirring motor 61 and a stirring paddle; the stirring motor 61 is fixedly arranged on the upper end enclosure 1; the stirring paddle is connected with the driving of the stirring motor 61, and the stirring paddle penetrates through the upper seal head 1 and extends into the inner cavity of the tank body 3.

In this embodiment, the stirring mechanism 6 makes the sufficient transfer of the electric heating heat in the evaporation tank through stirring the waste water in the evaporation tank to improve the heating efficiency.

Specifically, the stirring motor 61 is a variable frequency motor, and the stirring power can be adjusted.

Preferably, the stirring paddle comprises a rotating shaft, and an upper layer paddle 62 and a lower layer paddle 63 are arranged on the rotating shaft at intervals.

Wherein, the stirring effect of stirring rake can be promoted to double-deck paddle.

Preferably, the upper layer of blades 62 are three-blade variable cross-section propellers, and the lower layer of blades 63 are flat blade disc turbines.

Preferably, the stirring motor 61 is transversely arranged on the upper end enclosure 1 through a mounting bracket, an output shaft of the stirring motor 61 is in driving connection with an input end of a speed reducer, and an output end of the speed reducer is in driving connection with a stirring paddle.

Wherein the horizontal stirring motor 61 can reduce the overall height of the stirring mechanism 6.

The embodiment of the present invention is the above. The above embodiments and the specific parameters in the embodiments are only for the purpose of clearly showing the verification process of the utility model, and are not used to limit the patent protection scope of the utility model, the patent protection scope of the utility model is still subject to the claims, all the equivalent structural changes made by using the contents of the specification and the drawings of the utility model are included in the protection scope of the utility model.

Claims

1. An electrically heated evaporator for small batch wastewater concentration treatment, comprising:

the evaporation tank comprises a tank body, an upper end enclosure and a lower end enclosure, wherein a feed inlet is formed in the upper end enclosure, and a concentrated solution outlet is formed in the lower end enclosure;

the stirring mechanism is arranged above the upper end enclosure and is used for stirring the wastewater in the tank body;

the half-pipe jacket is arranged on the outer wall of the tank body, and the air inlet end of the half-pipe jacket is butted with a steam outlet on the upper seal head through a steam pipeline;

and the electric heating rod is inserted into the tank body through the upper end enclosure and is used for heating and evaporating the waste water in the tank body.

2. An electrically heated evaporator for the concentration treatment of small batches of wastewater as set forth in claim 1 in which:

the upper end enclosure is a flat end enclosure, and the lower end enclosure is an elliptical end enclosure.

3. The electrically heated evaporator for small batch wastewater concentration processing of claim 1 wherein the agitation mechanism comprises:

the stirring motor is fixedly arranged on the upper end enclosure;

the stirring paddle, the stirring paddle with agitator motor's drive is connected, the stirring paddle passes the upper cover stretches into jar internal chamber.

4. An electrically heated evaporator for the concentration treatment of small batches of wastewater as set forth in claim 3 wherein:

the stirring rake includes the pivot, upper paddle and lower floor's paddle are installed to the interval about the pivot.

5. An electrically heated evaporator for the concentration treatment of small batches of wastewater as set forth in claim 4 in which:

the upper layer of blades are three-blade variable cross-section propellers, and the lower layer of blades are flat blade disc turbines.

6. An electrically heated evaporator for the concentration treatment of small batches of wastewater as set forth in claim 3 in which:

the stirring motor is transversely installed on the upper end enclosure through the mounting bracket, an output shaft of the stirring motor is in driving connection with an input end of the speed reducer, and an output end of the speed reducer is in driving connection with the stirring paddle.

7. An electrically heated evaporator for the concentration treatment of small batches of wastewater as set forth in claim 1 in which:

the utility model discloses a jar body, including jar body, jar body lateral wall is equipped with a plurality of ear formula supports, ear formula support encircles jar equidistant distribution of body.

8. An electrically heated evaporator for the concentration treatment of small batches of wastewater as set forth in claim 1 in which:

and a steam-water separator is arranged on the steam pipeline.

9. An electrically heated evaporator for the concentration treatment of small batches of wastewater as set forth in claim 1 in which:

and the air outlet end of the half-pipe jacket is connected with a condenser.

10. An electrically heated evaporator for the concentration treatment of small batches of wastewater as set forth in claim 3 in which:

install manometer, level gauge and thermometer on the upper cover, the manometer is used for measuring internal pressure of jar, the level gauge is used for measuring the liquid level of jar internal waste water, the thermometer is used for measuring the temperature of jar internal waste water.